Contract Source Code:
File 1 of 1 : Figaro
pragma solidity 0.8.4;
// SPDX-License-Identifier: Unlicensed
interface ERC20 {
function totalSupply() external view returns (uint256);
function decimals() external view returns (uint8);
function symbol() external view returns (string memory);
function name() external view returns (string memory);
function getOwner() external view returns (address);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address _owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
interface UniswapFactory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface UniswapRouter {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
// Contracts and libraries
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {return 0;}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
authorizations[_owner] = true;
emit OwnershipTransferred(address(0), msgSender);
}
mapping (address => bool) internal authorizations;
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
}
contract Figaro is Ownable, ERC20 {
using SafeMath for uint256;
uint8 constant _decimals = 18;
uint256 _totalSupply = 10_000_000_000 * (10 ** _decimals);
uint256 public _maxTxAmount = _totalSupply;
uint256 public _walletMax = _totalSupply;
address DEAD_WALLET = 0x000000000000000000000000000000000000dEaD;
address ZERO_WALLET = 0x0000000000000000000000000000000000000000;
address uniswapAddress = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
string constant _name = "Figaro";
string constant _symbol = "Figaro";
bool public restrictWhales = true;
mapping(address => uint256) _balances;
mapping(address => mapping(address => uint256)) _allowances;
mapping(address => bool) public isFeeExempt;
mapping(address => bool) public isTxLimitExempt;
uint256 public liquidityFee = 1;
uint256 public marketingFee = 4;
uint256 public totalFee = 5;
uint256 public totalFeeIfSelling = 5;
address public autoLiquidityReceiver;
address public marketingWallet;
UniswapRouter public router;
address public pair;
uint256 public launchedAt;
bool public tradingOpen = false;
bool public blacklistMode = false;
mapping(address => bool) public isBlacklisted;
bool public inSwapAndLiquify;
bool public swapAndLiquifyEnabled = true;
bool public swapAndLiquifyByLimitOnly = false;
uint256 public swapThreshold = _totalSupply * 4 / 2000;
event AutoLiquify(uint256 amountETH, uint256 amountBOG);
modifier lockTheSwap {
inSwapAndLiquify = true;
_;
inSwapAndLiquify = false;
}
constructor() {
router = UniswapRouter(uniswapAddress);
pair = UniswapFactory(router.factory()).createPair(router.WETH(), address(this));
_allowances[address(this)][address(router)] = type(uint256).max;
_allowances[address(this)][address(pair)] = type(uint256).max;
isFeeExempt[msg.sender] = true;
isFeeExempt[address(this)] = true;
isFeeExempt[DEAD_WALLET] = true;
isTxLimitExempt[msg.sender] = true;
isTxLimitExempt[pair] = true;
isTxLimitExempt[DEAD_WALLET] = true;
autoLiquidityReceiver = 0x894553EE5a9E05787a7ceC253Cf77a824b06bC45;
marketingWallet = 0x872858E4E9DcA1236a63946D596bA6786973b385;
totalFee = liquidityFee.add(marketingFee);
totalFeeIfSelling = totalFee;
_balances[msg.sender] = _totalSupply;
emit Transfer(address(0), msg.sender, _totalSupply);
}
receive() external payable {}
function name() external pure override returns (string memory) {return _name;}
function symbol() external pure override returns (string memory) {return _symbol;}
function decimals() external pure override returns (uint8) {return _decimals;}
function totalSupply() external view override returns (uint256) {return _totalSupply;}
function getOwner() external view override returns (address) {return owner();}
function balanceOf(address account) public view override returns (uint256) {return _balances[account];}
function allowance(address holder, address spender) external view override returns (uint256) {return _allowances[holder][spender];}
function getCirculatingSupply() public view returns (uint256) {
return _totalSupply.sub(balanceOf(DEAD_WALLET)).sub(balanceOf(ZERO_WALLET));
}
function approve(address spender, uint256 amount) public override returns (bool) {
_allowances[msg.sender][spender] = amount;
emit Approval(msg.sender, spender, amount);
return true;
}
function approveMax(address spender) external returns (bool) {
return approve(spender, type(uint256).max);
}
function launched() internal view returns (bool) {
return launchedAt != 0;
}
function launch() internal {
launchedAt = block.number;
}
function checkTxLimit(address sender, uint256 amount) internal view {
require(amount <= _maxTxAmount || isTxLimitExempt[sender], "TX Limit Exceeded");
}
function transfer(address recipient, uint256 amount) external override returns (bool) {
return _transferFrom(msg.sender, recipient, amount);
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender, recipient, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) external override returns (bool) {
if (_allowances[sender][msg.sender] != type(uint256).max) {
_allowances[sender][msg.sender] = _allowances[sender][msg.sender].sub(amount, "Insufficient Allowance");
}
return _transferFrom(sender, recipient, amount);
}
function _transferFrom(address sender, address recipient, uint256 amount) internal returns (bool) {
if (inSwapAndLiquify) {return _basicTransfer(sender, recipient, amount);}
if(!authorizations[sender] && !authorizations[recipient]){
require(tradingOpen, "Trading not open yet");
}
require(amount <= _maxTxAmount || isTxLimitExempt[sender], "TX Limit Exceeded");
if (msg.sender != pair && !inSwapAndLiquify && swapAndLiquifyEnabled && _balances[address(this)] >= swapThreshold) {marketingAndLiquidity();}
if (!launched() && recipient == pair) {
require(_balances[sender] > 0, "Zero balance violated!");
launch();
}
// Blacklist
if (blacklistMode) {
require(!isBlacklisted[sender] && !isBlacklisted[recipient],"Blacklisted");
}
//Exchange tokens
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
if (!isTxLimitExempt[recipient] && restrictWhales) {
require(_balances[recipient].add(amount) <= _walletMax, "Max wallet violated!");
}
uint256 finalAmount = !isFeeExempt[sender] && !isFeeExempt[recipient] ? extractFee(sender, recipient, amount) : amount;
_balances[recipient] = _balances[recipient].add(finalAmount);
emit Transfer(sender, recipient, finalAmount);
return true;
}
function extractFee(address sender, address recipient, uint256 amount) internal returns (uint256) {
uint256 feeApplicable = pair == recipient ? totalFeeIfSelling : totalFee;
uint256 feeAmount = amount.mul(feeApplicable).div(100);
_balances[address(this)] = _balances[address(this)].add(feeAmount);
emit Transfer(sender, address(this), feeAmount);
return amount.sub(feeAmount);
}
function marketingAndLiquidity() internal lockTheSwap {
uint256 tokensToLiquify = _balances[address(this)];
uint256 amountToLiquify = tokensToLiquify.mul(liquidityFee).div(totalFee).div(2);
uint256 amountToSwap = tokensToLiquify.sub(amountToLiquify);
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = router.WETH();
router.swapExactTokensForETHSupportingFeeOnTransferTokens(
amountToSwap,
0,
path,
address(this),
block.timestamp
);
uint256 amountETH = address(this).balance;
uint256 totalETHFee = totalFee.sub(liquidityFee.div(2));
uint256 amountETHLiquidity = amountETH.mul(liquidityFee).div(totalETHFee).div(2);
uint256 amountETHMarketing = amountETH.mul(marketingFee).div(totalETHFee);
(bool tmpSuccess,) = payable(marketingWallet).call{value : amountETHMarketing, gas : 30000}("");
tmpSuccess = false;
if (amountToLiquify > 0) {
router.addLiquidityETH{value : amountETHLiquidity}(
address(this),
amountToLiquify,
0,
0,
autoLiquidityReceiver,
block.timestamp
);
emit AutoLiquify(amountETHLiquidity, amountToLiquify);
}
}
// CONTRACT OWNER FUNCTIONS
function setWalletLimit(uint256 newLimit) external onlyOwner {
_walletMax = newLimit;
}
function tradingStatus(bool newStatus) public onlyOwner {
tradingOpen = newStatus;
}
function setIsFeeExempt(address holder, bool exempt) external onlyOwner {
isFeeExempt[holder] = exempt;
}
function setIsTxLimitExempt(address holder, bool exempt) external onlyOwner {
isTxLimitExempt[holder] = exempt;
}
function setFees(uint256 newLiqFee, uint256 newmarketingFee) external onlyOwner {
liquidityFee = newLiqFee;
marketingFee = newmarketingFee;
totalFee = liquidityFee.add(marketingFee);
totalFeeIfSelling = totalFee;
}
function enable_blacklist(bool _status) public onlyOwner {
blacklistMode = _status;
}
function manage_blacklist(address[] calldata addresses, bool status) public onlyOwner {
for (uint256 i; i < addresses.length; ++i) {
isBlacklisted[addresses[i]] = status;
}
}
}